Perkins 403C-11 - Wiring Diagram 40 Amp Alternator - 403 C

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Workshop Manual, TPD 1458E, issue 3 - Perkins Confidential: Green 109
400 Series
Wiring diagram 40 amp alternator - 403C-11
Wiring diagram maximum circuit resistance
The resistance of battery cables 1,2 and 3 must not exceed 0.0018
³.
(1) Max current draw for standard oil pressure switch is 0.42 amps (5 Watt lamp max).
Circuit
Cable
number
Circuit current
Maximum circuit
resistance
Maximum cir-
cuit
volt drop
Remarks
Alternator
charging
40 amp 0.0125
³s0.5 Volt
See Glow Plugs
Circuit
Starter motor
solenoid
15.75 amp 0.04
³s0.63 Volt
See Glow Plug
Circuit
STD glow plugs
(via glow signal)
(Peak max)
39 amp
0.0128
³s0.5 Volt
1 Alternator warning lamp
2 Alternator
3 Battery
4 Starter motor
5 Oil pressure warning lamp
6 Oil pressure switch
(1)
7 Water temperature warning lamp
8 Thermostat switch
9Key switch
10 Glow signal
11 Glow plugs
12 Fuse
13 Fuse
14 Solenoid switch
15 A delayed fuse can be fitted if required
= Diode. Capacity: Current 3 amp. Reverse Voltage: 600V. (This is mandatory).
B
B
S
AC
17
30
50
19
N
F
1
2
3
4
9
10
11
5 7
6 8
12
13
15
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